MakeItFrom.com
Menu (ESC)

C95520 Bronze vs. R31537 Cobalt

C95520 bronze belongs to the copper alloys classification, while R31537 cobalt belongs to the cobalt alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C95520 bronze and the bottom bar is R31537 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 2.6
14 to 23
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 44
87
Tensile Strength: Ultimate (UTS), MPa 970
1000 to 1340
Tensile Strength: Yield (Proof), MPa 530
590 to 940

Thermal Properties

Latent Heat of Fusion, J/g 240
320
Melting Completion (Liquidus), °C 1070
1360
Melting Onset (Solidus), °C 1020
1290
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 40
13
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.1

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 3.6
8.1
Embodied Energy, MJ/kg 58
110
Embodied Water, L/kg 390
530

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
140 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 1210
780 to 1990
Stiffness to Weight: Axial, points 8.0
15
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 33
33 to 44
Strength to Weight: Bending, points 27
26 to 32
Thermal Diffusivity, mm2/s 11
3.4
Thermal Shock Resistance, points 33
24 to 32

Alloy Composition

Aluminum (Al), % 10.5 to 11.5
0
Carbon (C), % 0
0 to 0.14
Chromium (Cr), % 0 to 0.050
26 to 30
Cobalt (Co), % 0 to 0.2
58.9 to 69
Copper (Cu), % 74.5 to 81.3
0
Iron (Fe), % 4.0 to 5.5
0 to 0.75
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 7.0
Nickel (Ni), % 4.2 to 6.0
0 to 1.0
Nitrogen (N), % 0
0 to 0.25
Silicon (Si), % 0 to 0.15
0 to 1.0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0